New York to St. Louis — airline reliability comparison
SkyWest Airlines is the most reliable airline on the LGA to STL route with a 88% on-time rate, compared to American Airlines at 79%. Based on 63 flights tracked.
This route involves weather-prone airports and high-congestion airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 88% | 1.3% | 58m | 63 |
| Endeavor Air9E | 87% | 3.1% | 69m | 2,282 |
| Republic AirwaysYX | 84% | 3.4% | 64m | 3,679 |
| Southwest AirlinesWN | 80% | 2.5% | 67m | 5,119 |
| American AirlinesAAWorst | 79% | 2.2% | 97m | 929 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.